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A127890 Largest n-digit right-truncatable prime. 1
7, 79, 797, 7393, 73939, 739399, 7393933, 73939133 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

For a variant see the Howard reference. - Alexander R. Povolotsky (pevnev(AT)juno.com), Dec 23 2007

REFERENCES

Angell, I. O. and Godwin, H. J. "On Truncatable Primes." Math. Comput. 31, 265-267, 1977.

Toby Howard, "Magic Pi - The Magic of Numbers", PC Advisor magazine, May 1998.

LINKS

Index entries for sequences related to truncatable primes

CROSSREFS

Cf. A024770, A050986, A127889.

Sequence in context: A003545 A104094 A036950 * A198973 A127859 A014293

Adjacent sequences:  A127887 A127888 A127889 * A127891 A127892 A127893

KEYWORD

base,nonn,fini,full

AUTHOR

Ray Chandler (rayjchandler(AT)sbcglobal.net), Feb 04 2007

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.